
Linear Technology
DESCRIPTION
The LTC®2270 is a two-channel simultaneous sampling 16-bit A/D converter designed for digitizing high frequency, wide dynamic range signals. It is perfect for demanding applications with AC performance that includes 84.1dB SNR and 99dB spurious free dynamic range (SFDR).
FEATURES
Two-Channel Simultaneously Sampling ADC
84.1dB SNR (46μVRMS Input Referred Noise)
99dB SFDR
±2.3LSB INL(Max)
Low Power: 160mW Total, 80mW per Channel
Single 1.8V Supply
CMOS, DDR CMOS, or DDR LVDS Outputs
Selectable Input Ranges: 1VP-P to 2.1VP-P
200MHz Full Power Bandwidth S/H
Shutdown and Nap Modes
Serial SPI Port for Configuration
Pin Compatible with
LTC2180: 16-Bit, 25Msps, 78mW
LTC2140-14: 14-Bit, 25Msps, 50mW
64-Lead (9mm × 9mm) QFN Package
APPLICATIONS
Low Power Instrumentation
Software Defined Radios
Portable Medical Imaging
Multi-Channel Data Acquisition